echinoderms and intro to chordates

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Last updated 3:54 AM on 5/11/26
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11 Terms

1
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What is a deurostrome

Anus forms first from blasipore

2
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How to echinoderms move

Tube feet

3
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Functions of tube feet and water vascular system

Locomotion

Gas exchange

Moves gasses to all of body

Breathing

4
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Echinoderm body plan

5 part radial symmetry

Endoskeleton

Water vascular system

5
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Keystone species

A species that has a disproportionately large effect on its ecosystem compared to its abundance

6
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Pisaster sea stars eat mussels

That would other wise dominate the habitat

7
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4 traits of chordata

Notocord

Dorsal hallow nerve cord

Pharyngeal slits

Post anal tail

8
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Notocord

Skeleton provides support

9
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Dorsal hallow nerve cord

Relay information

10
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Pharyngeal slits

Breathing and sometime eating

11
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Post anal tail

Movement and balance